Studies may point to a maternal ancestor of some modern humans.Logical formLearned from2 sentences. Ancestors can be hominids.Logical formLearned from2 sentences. A polygamy may pertain-to ancestors.Logical formLearned from2 sentences. Diaries may pertain-to ancestors.Logical formLearned from2 sentences. A person may bury ancestors.Logical formLearned from2 sentences. Stories may pertain-to an ancestor.Logical formLearned from2 sentences. Ancestors can be a line of apes.Logical formLearned from2 sentences. Visitors may pray for ancestors.Logical formLearned from2 sentences. A US-president may have ancestors.Logical formLearned from2 sentences. Some presidential candidates may have ancestors.Logical formLearned from2 sentences. Ancestors may grow tobacco.Logical formLearned from2 sentences. Ancestors of populations may arrive from a country.Logical formLearned from2 sentences. Ancestors may be befriended.Logical formLearned from2 sentences. Ancestors can be slain.Logical formLearned from2 sentences. Species may descend from common ancestors.Logical formLearned from2 sentences.